- growing abnormally out of something else; superfluous.
- (of a speech sound) inserted or added as a result of articulatory interaction or impetus, as the t-sound in sense (sents) or against (from Middle English ageynes), without grammatical or historical justification; intrusive; parasitic.
- denoting, relating to, or resembling an abnormal outgrowth
- uselessly added; not essential; superfluous
- denoting or relating to a speech sound or letter inserted into a word without etymological justification, such as the b in nimble
