to add oil; to top up with gas; to refuel; to accelerate; to step on the gas; (fig.) to make an extra effort; to cheer sb on

to become a member; to join; to mix into; to participate in; to add in

to add; (math.) plus; to increase; to augment; (used before a disyllabic verb, often after an adverb like 不[bu4], 大[da4], 稍[shao1] etc, to indicate that the action applies to sth previously mentioned, as in 稍加改良[shao1 jia1 gai3 liang2] "make some minor improvements to (it)")

Canada (abbr. for 加拿大[Jia1 na2 da4]); surname Jia

more (than sth else); even more

plus; to put in; to add; to add on; to add into; in addition; on top of that

to raise; to increase

Chicago, USA

California

Canada

to accelerate; to speed up; to expedite

Las Vegas, Nevada

(loanword) vodka

to reinforce; to strengthen; to enhance

gas station

to work overtime

to work extra hours; to do overtime

Gary (name)

potassium (loanword)

to encrypt; encryption; to protect with a password

Alaska, US state

to accelerate; to speed up; to hasten

to double; to redouble

California

Singapore

(formal) to apply; to carry out; to take action to (do sth) (used before a disyllabic verb, indicating that the action is directed at sth previously mentioned, e.g. 加以說明|加以说明[jia1 yi3 shuo1 ming2]); to apply (restrictions etc); to give (support, consideration etc); (literary) moreover; in addition

in addition; extra

to heat

to increase (e.g. one's effort)

Edgar (name)

to raise salary

to add; to increase

Gardner (name)

Jamaica

to crown; coronation

Picasso

(loanword) gallon

to process; processing; working (of machinery)

(of a drink) iced; on the rocks

Katō (Japanese surname)

to top up; to fill to the brim

Garcia (person name)

to exert (effort or pressure)

to make heavier; to emphasize; (of an illness etc) to become more serious; to aggravate (a bad situation); to increase (a burden, punishment etc)

Mecca, Saudi Arabia

California

additional; annex

Caribbean Sea

Riga, capital of Latvia