regrettable ②precious ③too good for ④almost (but not quite)

to be frugal ②to value ③to regret (e.g. a loss) ④to be unwilling

being a poor loser

being reluctant to give out (pay, provide, etc.)

to one's regret

reluctant (to part)

it is to be regretted that ...

without sparing time for sleep

freely

sparing oneself

reluctance

being reluctant to sell

frustrated (over a failure, humiliation or injustice)

stinginess

to grudge

to be lazy

stinginess

regrettable

to hold back on

freely

reluctance to part

regrettable defeat

missing someone

grief

deep regret

lamenting the passing of spring

condolence

ratio of the margin of loss of an electoral candidate in a single-constituent district (used to break ties when determining the representative of a proportionally represented district)

mourning