- CAROTIDS – CAROTID, a large artery that supplies blood to the head and neck
- GORDITAS – GORDITA, (Spanish) a small thick tortilla
- TARSIOID – a fossil of the suborder Tarsioidea
- DILATORS – DILATOR, something that dilates, also DILATER
- DIATRONS – DIATRON, a circuitry design that uses diodes
- INTRADOS – (French) the inner curve of an arch
- PARODIST – one who composes parodies
- PAROTIDS – PAROTID, a gland situated near the ear, also PAROTIS
- SARODIST – one who plays the sarod, an Indian instrument like a cello
- ISOBARES – ISOBARE, a type of atom, also ISOBAR
- STRADIOT – (historical) a Venetian light horseman from Albania or Greece
- AUDITORS – AUDITOR, one that audits
- APHORISE – to make a concise statement, also APHORIZE
- PELORIAS – PELORIA, (Greek) abnormal symmetry of structure in flowers normally zygomorphic (e.g. toadflax), also PELORISM, PELORY
- POLARISE – to give polarity to, also POLARIZE
- MEROPIAS – MEROPIA, partial blindness
- SEPTORIA – a type of fungus
- VAPORISE – to turn into vapor, also VAPORIZE
- DIASPORA – (Greek) an emigration, a dispersal of people
- SCARIOSE – thin, dry and membranous, also SCARIOUS
- COVARIES – COVARY, to vary mean values
- VARICOSE – swollen, esp. in irregular lumps and twists, also VARICOSED
- AEROBICS – exercise for conditioning the heart and lungs
- BOREALIS – (Latin) as in aurora borealis, lights seen round the North Pole
- BIRAMOSE – divided into branches, also BIRAMOUS
- BARONIES – BARONY, the territory of a baron
- ARBORISE – to form many branches, also ARBORIZE
- SONICATE – to disrupt with sound waves
- TACONITE – a low-grade iron ore
- BOTANISE – to collect plants for study, also BOTANIZE
- AZOTISED – AZOTISE, to combine with nitrogen, also AZOTIZE
- COALIZES – COALIZE, to bring into coalition, also COALISE
- DIAZOLES – DIAZOLE, any of a group of organic compounds containing three carbon atoms and two nitrogen atoms arranged in a ring
- SLEAZOID – a person of low morals or character
- EPIZOANS – EPIZOAN, an animal that lives on the surface of another, esp. as a parasite, also EPIZOON
- OXAZINES – OXAZINE, any of various heterocyclic chemical compound
- SOLARIZE – to expose to sunlight, also SOLARISE