gimmick - trick, novelty, contrivance⏎
ground - reason, basis, educate⏎
low-end - cheap, inexpensive⏎
hedge - reduce risk, offset risk, protect against risk⏎
error - mistake, misjudgment⏎
knowledge - information, skills, understanding, comprehension, mastery⏎
etiquette - protocol, convention, rules of correct behaviour, behavior⏎
maintain - keep, continue, record, check, support sustain provide⏎
fake - false, not genuine, imitation, sham⏎