verb
(intransitive) (of a quantity, etc.) To become larger or greater, to greaten.
(transitive) To make (a quantity, etc.) larger.
To multiply by the production of young; to be fertile, fruitful, or prolific.
(astronomy, intransitive) To become more nearly full; to show more of the surface; to wax.
noun
An amount by which a quantity is increased.
For a quantity, the act or process of becoming larger.
Offspring, progeny.
(knitting, crochet) The creation of one or more new stitches; see Increase (knitting).