The notional past tense of non-apology apologies like "mistakes were made", in which a speaker uses the passive voice (and past tense) and careful wording to avoid imputing intent or blame for a failure.

plural of past simple

(archaic) puff pastry

plural of puff paste

(historical) A paste for spreading on a razor strop to render it sharp.

plural of razor paste

(idiomatic) Something that has gone extinct or become obsolete.

(US) A type of putty used to fill small holes in surfaces

plural of paste-horn

(slang, obsolete) A person's nose.