remain calm or actionless during turbulence or changes in life

waiter

a waiter or a waitress

supply

… Supply

planted agent; undercover

not responsive, not answering even when being asked questions many times

a reactor

Endothermic reaction

karma

karma

should; as a duty, responsibility; deserve

apps

applicable skills / techniques; application technology

adj; festive

business enticed social activities

an expression which means 'to agree with anything asked by another, regardless of what is being asked (favour or etc.)'

(noun) thermonuclear reaction

to say yes

to agree or to say yes immediately without any hestitation; to leap at the chance or offer (that one has eagerly been waiting for / has always wished for)

to coordinate with each other from afar

electrostatic induction

(verb) Should get / have

(verb) Allow

serves one right [written and colloquial]

application

corresponding

respond to a challenge

for emergency

to apply for