blunder; miss; slip; oversight
to begin to attend (e.g. school)
voluntary; optional; free; elective
area; domain; territory; field; range; region
standard; standardized; average; normal; ordinary
fee; charge; rate; material
working adult; full-fledged member of society
every month; monthly; month by month
pocket money; spending money; pin money; allowance
part-time job; side job; part-time worker; albite
making do; getting by (somehow); managing
floor above; floor upstairs
muscle training; resistance training; strength training
indoor swimming pool; indoor pool
to strive; to endeavour; to endeavor; to make an effort; to be zealous
young lady of noble birth; princess (esp. in Western contexts, tales, etc.); girl; small; cute; (arch.) prostitute
special order (goods); custom (made); bespoke
competition swimsuit; competition swimwear
to furnish; to install; to get someone's agreement; to patronize; to buy usually from the same store
symmetry; balance; proportion; uniformity
perfect; perfection; perfect game
this (very thing); this precisely
way one walks; one's walk
(swimming) pool; pool (billiards); pool (together)
freely; frankly; without reserve
center; centre; middle; -centered; -centred; -focused
unit; (musical) group; band
armament; soldier's equipment
companion; follower; attendant; retinue