(number theory) An abundant number.

An act of exchanging or trading. / A place for conducting trading. / A telephone exchange.

(transitive) To trade or barter. / (transitive) To replace with, as a substitute. / (law, England & Wales, Northern Ireland) Clipping of exchange contracts.

(manner) Without approximation; precisely. / (focus) Precisely, used to provide emphasis.

Signifies agreement or recognition.

(transitive) To make worse (a problem, bad situation, negative feeling, etc.); aggravate; exasperate.

An increase in the severity of something (such as a disease)

Having excelled, having surpassed. / Of higher or the highest quality; splendid. / Exceptionally good of its kind. / Superior in kind or degree, irrespective of moral quality.

(obsolete) Excellently.

The act of examining. / Particularly, an inspection by a medical professional to establish the extent and nature of any sickness or injury.