evacuation, act of emptying bowels, answering the call of nature

research

investigation, inquiry, probe, research, scrutiny, examination

supplying the wants, providing what is needful, necessary or desired

answering the call of nature, fulfillment of desire

one who fulfils the needs of the world

to go to the toilet

as per need, in time of need, when required

grant (someone's) wish, supply or fulfil (someone's) need

one who fulfils someone's need

(law) to investigate every aspect of the case, thorough investigation

keep a prisoner in lock-up

need, want, indigence

destitute, needy, a mendicant, wish seeker

if you want to do a good deed, consult no one

want, need, necessity, exigency

fulfilment of desire or need, providing what is wanted or desired

feel the call of nature

a place where wishes come true, a temple

crime investigation

supplier of need, one who meets all the needs, God

supplier of need, one who meets all the needs, God

useless objection, cavillation

no objection in providing what is available

strong argument

No proof is required of that which is before your eyes.