attendant vs resultant

attendant and resultant both are nouns.

Word	Noun	Adjective	Verb	Adverb
attendant	Yes	Yes	No	No
resultant	Yes	Yes	No	No

As adjectives, attendant and resultant are synonyms defined as:

Other synonyms of attendant include accompanying, collateral, concomitant, consequent, ensuant, incidental, sequent.

attendant (noun)	resultant (noun)
an event or situation that happens at the same time as or in connection with another	a vector that is the sum of two or more other vectors
someone who waits on or tends to or attends to the needs of another	something that results
a person who is present and participates in a meeting	the final point in a process

attendant (adjective)	resultant (adjective)
being present (at a meeting or event, etc.)	occurring with or following as a consequence
occurring with or following as a consequence