overintense

adjective

over·​in·​tense ˌō-vər-in-ˈten(t)s 

: intense to an excessive degree

overintense emotions

a serious, overintense child

Love on live telly never works. He realised the whole thing was a suffocating, overintense nightmare …

—Vanessa Feltz

Video telephony rendered the fantasy insupportable. Callers now found they had to compose the same sort of earnest, slightly overintense listener's expression they had to compose for in-person exchanges.

—David Foster Wallace

… the sauce on the mushrooms is sometimes overintense.

—Mimi Sheraton

overintensely adverb

… it is in the nature of adolescence to prefer exaggeration to restraint, to express their emotions overintensely …

—Joy Paul Guilford

overintensity

ˌō-vər-in-ˈten(t)-sə-tē 

noun

It's that overintensity a lot of gifted kids show that gets them in trouble.

—Paul Beljan

Word History

First Known Use

1685, in the meaning defined above