(an instance of) the process of collecting something

gathering or amassing

something (omitted) in writing, a speech etc. that is to be added

something conjoined, added

the process, result, of adding

process of conjoining, adding

the form taken by an insect (e.g. a butterfly) between the time when it creeps or crows (as a larva) and the time when it flies

growth

that which makes something complete; the full number or quality needed

companion, counterpart

something contributed

gift, offering

the act of developing or being developed (all senses); a new stage or event in a progress

growth

the process of expanding or being expanded; an enlargement

growth

the act of extending or being extended; an additional part

enlargement, continuation

the process of growing or developing

development, progress

a delay; an instance of stopping and stealing from a person, vehicle etc

increase in salary or position

the act, state, of improving or being improved

bettering; something bettered

(an amount as the result of) increasing; to become greater in size, number, degree etc

addition, growth

an (amount of) increase

small step toward gain

(an example of) the process of multiplying or being multiplied

duplication

an advantage obtained from something; the money gained in trade, business etc

gain

to move, lift, (a part of the body, thing etc) from a low(er) to a high(er) level; to increase (something) in amount, extent etc; (especially US) an increase in wages or salary

increase in salary or position

a small hill; upward slope; an increase (in value, temperature etc); a progress (in development)

increase, improvement