PAIN
See also:
Appendix:Variations of "pain"
English
Etymology
Backformation from
pain
(
“
pain in the ass
”
)
Noun
PAIN
(
plural
PAINs
or
PAINS
)
Acronym of
pan-assay interference compound
.
Anagrams
APNI
,
NIPA
,
PANI
,
nipa
,
pian
,
pina
,
piña