/bu:n/ n. Syn. blessing; benefit (恩惠,福利) blessing; benefit bestowed, especially in response to a request The recent rains that filled our empty reservoirs were a boon to the whole community.
/kən'kɒmɪtənt/ a. Syn. accompanying (伴隨的) in conjunction with; accompanying; associated with These two-sided attributes are known as concomitant characteristics.
/'fɪər(ə)l/ a. Syn. wild (野生的,未馴服的) not domestic; wild; existing in wild or untamed state Abandoned by their owners, dogs may revert to their feral state, roaming the woods in packs.