5 words for ABINP 1-letter words

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1 letter (5)

a b i n p
Hippy musical
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H
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A
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R
Hint 1 meaning
A slender outgrowth from the chitinous cuticle of insects, spiders, crustaceans, and other invertebrates. Such hairs are totally unlike those of vertebrates in structure, composition, and mode of growth.
Hint 2 anagram
ARIH
Hint 3 another clue
Coat
4 +1