qualified - experienced, knowledgeable, skilled, expert, prepared completed training passed exams⏎
prefer - choose, like better⏎
reply - answer, rejoinder, reaction, response⏎
notional - estimated, guessed, suppositional⏎
plummet - plunge, founder, fall suddenly⏎
option - choice, decision, pick⏎
possessor - owner, holder⏎
observe - watch, study, see⏎
practice - action, custom, habitual, exercise, etiquette, usual way of doing something⏎
rationale - enquiry, reasons or principles (that explain a decision) , inquiry⏎