excrescent
/ɪkˈskrɛs(ə)nt
/ /ɛkˈskrɛs(ə)nt/adjective
1Forming or constituting an excrescence.One hour's light to be left and there's the excrescent moon sponging off the last of it.
2(Of a speech sound) added without etymological justification (e.g. the -t at the end of the surname Bryant).
