Mimir

Quality of sound
Instruct
Not here
Engrave
Attempt or court proceeding
Act on stage
Holy
Feign illness
Some tires or bowling frames
Singer

One who lines up (5/8)
Nurtured (4/6)
Jigsaw starting point (5/7)
Flout (2/5)
Analyze (3/6)
Beware the third one (5/5)
Show enthusiasm (2/5)
Improve, as in government (5/7)
ITRTG creation (1/5)
Hourglass, perhaps (3/6)