Adjective

(head)

foiled, stopped, disappointed

suffering from frustration; dissatisfied, agitated, and/or discontent because one is unable to perform an action or fulfill a desire.

*{{quote-news

, year=2012 , date=December 29 , author=Paul Doyle , title=Arsenal's Theo Walcott hits hat-trick in thrilling victory over Newcastle , work=The Guardian citation , page= , passage=Alan Pardew finished by far the most frustrated man at the Emirates, blaming fatigue for the fact that Arsenal were able to kill his team off in the dying minutes.}}

Adjective

(en adjective)

Opposing; offering resistance (to).

* 1819 , Lord Byron, Don Juan , II.108:

There, breathless, with his digging nails he clung / Fast to the sand, lest the returning wave, / From whose reluctant roar his life he wrung, / Should suck him back to her insatiate grave [...].

* 2008 , Kern Alexander et al., The World Trade Organization and Trade in Services , p. 222:

They are reluctant to the inclusion of a necessity test, especially of a horizontal nature, and emphasize, instead, the importance of procedural disciplines [...].

Not wanting to take some action; unwilling.

She was reluctant to lend him the money