Insane, very stupid or just soft-hearted (4,2,1,5)

See 1

Dog-tired; shattered (3,2)

Complete path through which an electric current may flow (7)

Gets to grips with; defensive actions in sport (7)

Suppress; make void (5)

England's first public museum (1683) (9)

Made reference to; mentioned (5)

Ronaldo? (anag) (7)

Spread; put something on top of something else (7)

Person who is voluntarily absent from home or country (inf) (5)

Pleasant to look at; attractive (4,2,3,3)

See 23

Bring to an end (4,2,1,5)

Fast narrow sailing ship of the Mediterranean (7)

Cancel; revoke (5)

Style of architecture, art, and music in Europe (c 1600-1750) (7)

Pendant fleshy lobe at the back of the soft palate (5)

Turn to drink (3,3,6)

Study of the origin and nature of the universe (9)

Spanish nobleman (7)

Having nine parts (7)

See 1

See 7

Those at the age of adolescence and young adulthood (5)

Annelid worm, used in medicine of old (5)