uno mas tres

futile

incapable of producing any useful result; pointless

imperative

of vital importance; crucial

impetuous

acting or done quickly and without thought or care

intransigent

refusing to agree or compromise

irrefutable

something that cannot be disproved

obsolete

out of date

salient

significant or prominent

succinct

expressed in few words, to the point; concise

superfluous

being more than is sufficient or required; excessive

susceptible

likely or liable to be influenced or harmed by a particular thing or person

ubiquitous

present, appearing, or found everywhere

unequivocal

clear; having only one possible meaning or interpretation

viable

capable of becoming useful, practical or workable