avail
A. -noun
·it is of no avail
·es inútil
·to be of little avail
·ser de poco provecho
·of what avail is it to ...?
¿de qué sirve ... + infinitive ?
·to no avail
·en vano
B. -transitive verb valer
·to avail o.noun. of
·aprovechar(se de), valerse de
C. -intransitive verb
·it avails nothing to
+ INFIN de nada sirve + infinitive