sinfín, infinito, infusión, fin, anfión, confín, infimo, infección, infierno., infinidad, infinitud, inflación, inflexión, inflingir, infringir,
acostumbrar (a) + infin: be in the habit of + gerund.
alegrarse de + infin: be happy to + infin, be glad to + infin.
anhelar + infin: yearn to + infin, wish to + infi, long to + infin.
apañarse para + infin: contrive to + infin, manage to + infin.
cesar de + infin: leave off + gerund, stop + gerund, quit + gerund.
concretarse a + infin: confine oneself to + gerund, limit oneself to +ge.
contar + infin: figure on + gerund (US colloq, count on + gerund.
dejar de + infin: quit + gerund, give up +gerun, neglect to + infi.
deshacerse por + infin: struggle to + infin.
desvivirse por + infin: be eager to +infi, go out of one's way to + infi.
determinarse a + infin: determine to + infin, set one's mind + to.
dignarse + infin: stoop to, condescend to + infin, deign to + infin.
empeñarse en + infin: be set on + gerund, insist on + gerund.
encargarse de + infin: undertake to + infin, see about + gerund.
entrar a + infin: begin to + infin, go into + gerun, start + gerund.
esforzarse en + infin: strive to + infin.
estar por + infin: remain to be +past par, be inclined to + infin.
haber de + infin: be due to + infin, must + infin, have to + infin.