quantity - amount, number⏎
reply - answer, rejoinder, reaction, response⏎
principal - main, most important, rule, director, in general law⏎
picket - protest, obstruct, demonstrate, be obstructive⏎
official - formal, authoritative, genuine, businesslike, authorised, authorized⏎
recommend - suggest, advise⏎
practice - action, custom, habitual, exercise, etiquette, usual way of doing something⏎
number one - most important, best, premier, self⏎
prudent - careful, sensible when making decisions showing care and though for the future⏎
quotation - price, referral, estimated cost of job or service⏎