94 total entries across 8 section(s)

Note: this list is built from spelling, not meaning. Some words here begin with the right letters but do not really use the prefix in its usual sense. They are included on purpose: for Scrabble we suggest learning the prefix as a letter pattern rather than learning the meanings.

Words Starting with AZO- (11 entries)

FRONTWORDBACKDEFINITION
—AZOIC—[a.] · pertaining to geologic time before the appearance of life
—AZOLES[n. -S] · a type of chemical compound
—AZOTEDS[n. -S] · nitrogen - AZOTED [a.]
—AZOTHS[n. -S] · mercury
—AZONAL—[a.] · pertaining to a type of a soil group
—AZONIC—[a.] · not restricted to any particular zone
—AZOTIC—[a.] · pertaining to azote «nitrogen»
—AZOTISEDS[v. -TISED, -TISING, -TISES] · to azotize «to treat with nitrogen» / [x] { azotise azotised azotises azotising azotize azotized azotizes azotizing }
—AZOTIZEDS[v. -TIZED, -TIZING, -TIZES] · to treat with nitrogen / [x] { azotise azotised azotises azotising azotize azotized azotizes azotizing }
—AZOTEMIAS[n. -S] · an excess of nitrogenous substances in the blood - AZOTEMIC [a.]
—AZOTURIAS[n. -S] · an excess of nitrogenous substances in the urine

Words Starting with BROM- (13 entries)

FRONTWORDBACKDEFINITION
—BROMALS[n. -S] · a medicinal liquid
—BROMIC—[a.] · containing bromine
—BROMIDES[n. -S] · bromide / [x] { bromid bromide § bromides bromids }
—BROMINES[n. -S] · bromine / [x] { bromin bromine § bromines bromins }
—BROMATEDS[v. -MATED, -MATING, -MATES] · to combine with bromine / [x] { bromates § bromate bromated bromates bromating brominate brominated brominates brominating § bromated brominated }
—BROMIDES[n. -S] · a bromine compound / [x] { bromid bromide § bromides bromids }
—BROMINES[n. -S] · a volatile liquid element / [x] { bromin bromine § bromines bromins }
—BROMISMS[n. -S] · a diseased condition of the skin
—BROMIZEDS[v. -MIZED, -MIZING, -MIZES] · to treat with bromine or a bromide
—BROMANCES[n. -S] · a close nonsexual relationship between men
—BROMELIADS[n. -S] · a tropical plant with stiff leaves
—BROMELINS[n. -S] · an enzyme
—BROMIDIC—[a.] · commonplace; trite

Words Starting with CHLOR- (10 entries)

FRONTWORDBACKDEFINITION
—CHLORALS[n. -S] · a chemical compound
—CHLORIC—[a.] · pertaining to chlorine
—CHLORIDES[n. -S] · chloride / [x] { chlorid chloride § chlorides chlorids }
—CHLORINES[n. -S] · chlorine / [x] { chlorin chlorine § chlorines chlorins }
—CHLORATES[n. -S] · a chemical salt
—CHLORDANES[n. -S] · a toxic compound of chlorine / [x] { chlordan chlordane § chlordanes chlordans }
—CHLORIDES[n. -S] · a chlorine compound / [x] { chlorid chloride § chlorides chlorids }
—CHLORINES[n. -S] · a gaseous element / [x] { chlorin chlorine § chlorines chlorins }
—CHLORITES[n. -S] · a mineral group
—CHLOROUS—[a.] · pertaining to chlorine

Words Starting with GLYC- (12 entries)

FRONTWORDBACKDEFINITION
—GLYCANS[n. -S] · a carbohydrate
—GLYCINES[n. -S] · a compound used in photography
—GLYCOLS[n. -S] · an alcohol - GLYCOLIC [a.] / [x] { glycol § glycols § glycolic glycollic }
—GLYCYLS[n. -S] · a radical derived from glycine
—GLYCINES[n. -S] · an amino acid
—GLYCEMIAS[n. -S] · the presence of glucose in the blood : GLYCEMIC [a.]
—GLYCERINES[n. -S] · a glycerol - GLYCERIC [a.] / [x] { glycerin glycerine glycerol § glycerines glycerins glycerols § glyceric }
—GLYCEROLS[n. -S] · a syrupy alcohol / [x] { glycerin glycerine glycerol § glycerines glycerins glycerols § glyceric }
—GLYCERYLS[n. -S] · a radical derived from glycerol
—GLYCOGENS[n. -S] · a carbohydrate
—GLYCONICS[n. -S] · a type of verse line
—GLYCOSYLS[n. -S] · a radical derived from glucose

Words Starting with IOD- (16 entries)

FRONTWORDBACKDEFINITION
—IODIC—[a.] · pertaining to iodine
—IODIDES[n. -S] · iodide / [x] { iodid iodide § iodides iodids }
—IODINES[n. -S] · iodine / [x] { iodin iodine § iodines iodins § iodines }
—IODATEDS[v. -DATED, -DATING, -DATES] · to iodize «to treat with iodine» / [x] { iodates § iodate iodated iodates iodating iodinate iodinated iodinates iodinating iodise iodised iodises iodising iodize iodized iodizes iodizing § iodinated iodinating iodised iodized }
—IODIDES[n. -S] · a compound of iodine / [x] { iodid iodide § iodides iodids }
—IODINES[n. -S] · a nonmetallic element / [x] { iodin iodine § iodines iodins § iodines }
—IODISEDS[v. -DISED, -DISING, -DISES] · iodize «to treat with iodine» / [x] { iodates § iodate iodated iodates iodating iodinate iodinated iodinates iodinating iodise iodised iodises iodising iodize iodized iodizes iodizing § iodinated iodinating iodised iodized }
—IODISMS[n. -S] · iodine poisoning
—IODIZEDRS[v. -DIZED, -DIZING, -DIZES] · to treat with iodine / [x] { iodates § iodate iodated iodates iodating iodinate iodinated iodinates iodinating iodise iodised iodises iodising iodize iodized iodizes iodizing § iodinated iodinating iodised iodized }
—IODOUS—[a.] · pertaining to iodine
—IODIZERS[n. -S] · one that iodizes «to treat with iodine»
—IODATIONS[n. -S] · the act of iodating «to iodize» / [x] { iodation iodination iodization § iodations iodinations }
—IODINATEDS[v. -ATED, -ATING, -ATES] · to iodize «to treat with iodine» / [x] { iodates § iodate iodated iodates iodating iodinate iodinated iodinates iodinating iodise iodised iodises iodising iodize iodized iodizes iodizing § iodinated iodinating iodised iodized }
—IODOFORMS[n. -S] · an iodine compound
—IODOPHORS[n. -S] · an iodine compound
—IODOPSINS[n. -S] · a pigment in the retina

Words Starting with OXY- (11 entries)

FRONTWORDBACKDEFINITION
—OXYGENS[n. -S] · a gaseous element - OXYGENIC [a.]
—OXYACIDS[n. -S] · an acid that contains oxygen
—OXYPHILES[n. -S] · oxyphile «an organism that thrives in a relatively acid environment» / [x] { oxyphil oxyphile § oxyphiles oxyphils }
—OXYSALTS[n. -S] · a salt of an oxyacid
—OXYSOMES[n. -S] · a structural unit of cellular cristae
—OXYTONES[n. -S] · a word having heavy stress on the last syllable
—OXYMORONS[n. -MORONS or -MORA] · a combination of contradictory or incongruous words (=oxymorons)
—OXYPHILES[n. -S] · an organism that thrives in a relatively acid environment / [x] { oxyphil oxyphile § oxyphiles oxyphils }
—OXYTOCICS[n. -S] · a drug that hastens the process of childbirth
—OXYTOCINS[n. -S] · a pituitary hormone
—OXYTROPES[n. -S] · a flowering plant

Words Starting with SULF- (13 entries)

FRONTWORDBACKDEFINITION
—SULFIDES[n. -S] · sulfide / [x] { sulfid sulfide sulphid sulphide § sulfides sulfids sulphides sulphids }
—SULFURSY[v. -ED, -ING, -S] · to treat with sulfur / [x] { sulfuring § sulfurets sulfurs sulphurs § sulfur sulfured sulfuret sulfureted sulfureting sulfurets sulfuretted sulfuretting sulfuring sulfurize sulfurized sulfurizes sulfurizing sulfurs sulphur sulphured sulphuring sulphurise sulphurised sulphurises sulphurising sulphurize sulphurized sulphurizes sulphurizing sulphurs § sulfured sulfuretted sulfurized }
—SULFATEDS[v. -FATED, -FATING, -FATES] · to treat with sulfuric acid / [x] { sulfate sulphate § sulfates sulphates § sulfate sulfated sulfates sulfating sulphate sulphated sulphates sulphating § sulfated sulphated }
—SULFIDES[n. -S] · a sulfur compound / [x] { sulfid sulfide sulphid sulphide § sulfides sulfids sulphides sulphids }
—SULFITES[n. -S] · a chemical salt - SULFITIC [a.] / [x] { sulfite sulphite § sulfites sulphites § sulfitic }
—SULFONES[n. -S] · a sulfur compound / [x] { sulfone sulphone § sulfones sulphones }
—SULFURYL[a.] · resembling sulfur / [x] { sulfury sulphury }
—SULFINYLS[n. -S] · a bivalent radical
—SULFONIC—[a.] · containing a certain univalent radical / [x] { sulfo sulfonic sulphonic }
—SULFONYLS[n. -S] · a bivalent radical
—SULFURETS[v. -RETED or -RETTED, -RETING or -RETTING, -RETS] · to treat with sulfur / [x] { sulfuring § sulfurets sulfurs sulphurs § sulfur sulfured sulfuret sulfureted sulfureting sulfurets sulfuretted sulfuretting sulfuring sulfurize sulfurized sulfurizes sulfurizing sulfurs sulphur sulphured sulphuring sulphurise sulphurised sulphurises sulphurising sulphurize sulphurized sulphurizes sulphurizing sulphurs § sulfured sulfuretted sulfurized }
—SULFURIC—[a.] · pertaining to sulfur / [x] { sulfuric sulphuric }
—SULFURYLS[n. -S] · sulfonyl «a bivalent radical»

Words Starting with THIO- (8 entries)

FRONTWORDBACKDEFINITION
—THIONIC—[a.] · pertaining to sulfur
—THIONINES[n. -S] · a violet dye / [x] { thionin thionine § thionines thionins }
—THIONYLS[n. -S] · sulfinyl «a bivalent radical»
—THIONATES[n. -S] · a chemical salt
ETHIONINES[n. -S] · thionin «a violet dye» / [x] { thionin thionine § thionines thionins }
—THIOPHENES[n. -S] · a chemical compound / [x] { thiophen thiophene § thiophenes thiophens }
—THIOTEPAS[n. -S] · a chemical compound
—THIOUREAS[n. -S] · a chemical compound

Copyright © 2026 Mitch Bayersdorfer  ·  AGPL-3.0  ·  Thanks to Joe Petree for his definitions for these lists.  ·  Detailed Attributions