viability

Spelling & Dictionary Insight

The English entry for viability is 9 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /ˌvaɪəˈbɪlɪti/. Corpus data places it at rank #16,381 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it.The dominant gloss from Wiktionary reads: "The property of being viable; the ability to live or to succeed.".

Our Hunspell-derived misspelling index lists 13 documented wrong-spelling variants for viability, with forms such as "ivability", "vaibility", and "viabbility". Each variant represents a distinct typo pattern that appears often enough in corpora to be worth flagging, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution.It also participates in 2 confusable-pair relationships, "visibility", "variability", where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From viable + -ity. Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is viability, spelled V-I-A-B-I-L-I-T-Y, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.