possible

nouns

something that can be done
"politics is the art of the possible"
is a type of (narrower)
a possible alternative
"bankruptcy is always a possibility"
an applicant who might be suitable
is a type of (narrower)
a person who requests or seeks something such as assistance or employment or admission

adjectives

capable of happening or existing
"a breakthrough may be possible next year"; "anything is possible"; "warned of possible consequences"
is derived from
is derived from
antonym
is similar to
capable of existing or taking place or proving true; possible to do
is similar to
capable of being affirmed or asserted
"a quality affirmable of every member of the family"
is similar to
capable of being attained or accomplished
"choose an attainable goal"; "art is not something that is come-at-able by dint of study"
is similar to
possible but not certain to occur
"they had to plan for contingent expenses"
is similar to
capable of being done with means at hand and circumstances as they are
is similar to
statistically possible though highly improbable
"have a mathematical chance of making the playoffs"
see also
has a good chance of being the case or of coming about
"these services are likely to be available to us all before long"; "she is likely to forget"; "a likely place for a restaurant"; "the broken limb is likely to fall"; "rain is likely"; "a likely topic for investigation"; "likely candidates for the job"
see also
concerned with actual use or practice
"he is a very practical person"; "the idea had no practical application"; "a practical knowledge of Japanese"; "woodworking is a practical art"
see also
aware or expressing awareness of things as they really are
"a realistic description"; "a realistic view of the possibilities"; "a realistic appraisal of our chances"; "the actors tried to create a realistic portrayal of the Africans"
see also
capable of being conceived or imagined or considered
is an attribute of
capability of existing or happening or being true
"there is a possibility that his sense of smell has been impaired"
existing in possibility
"a potential problem"; "possible uses of nuclear power"
is derived from
is derived from
is derived from