also: するよろしい
expression
had better; may as well
Used to suggest that doing something is advisable or acceptable, often with a nuance of 'might as well' or 'it would be good to'. Follows a verb in the dictionary form or a noun + する.
早く行くするよろし。
You had better go early.
ここで待つするよろし。
You may as well wait here.