engage B1

/ɪnˈɡeɪd͡ʒ/ To take part in something or get involved with it.

wage B2

/weɪd͡ʒ/ The money a worker is paid for their work, usually by the hour or week.

wager C2+

/ˈweɪdʒər/ a bet; to risk a sum on the outcome of an uncertain event

unengaging C2+

/ˌʌnɪnˈɡeɪdʒɪŋ/ failing to attract interest or attention