sun times 4446

[hideaway]

1d 8 letters devise new tin cover c- - - - - - - -

15a 14 letters invalid with a nature that's troubled - -l- - - - - - -r-a-

28a 8 letters big pillar I look around in August, maybe

3d 9 letters philosopherdisturbing to realist a- - - - - - -e

thank you

[Mamyalynne]

3 Aristotle

[roslyn251254]

28a monolith
15a valetudinarian
1d contrive (anagram tin cover)

[Mamyalynne]

15 valetudinarian

[Lie-in King]

1d Contrive - anag 'tin cover'
15a Valetudinarian - anag 'invalid + a nature'
28a Monolith - 'I lo(ok)' (round, in) 'month'
3d Aristotle - anag 'to realist'

[hideaway]

That's great. Thank you all.