quick answer

Related

fastSpeedy, or skip eating
instantBriefest unit of time
snappyQuick and clever
replyVerbal or written answer
responseAnswer to stimulus

brief · short · concise · prompt · rapid · swift · snap · ready · immediate · offhand · reflex · quip · retort · blurt · knee-jerk · hasty · rushed · pithy

Opposites

speed/promptness

quick answerdelayed response

Reply arriving after expected

long wait · late reply

depth/thoroughness

quick answerin-depth analysis

Thorough detailed examination

dissertation · treatise

deliberation and consideration

quick answermeasured response

Controlled, proportional reply

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