Crossword puzzle clue "just a hint"

Hint (and a hint to this puzzle's theme)

"Mrs. Frisby and the Rats of ___" (classic 1971 children's book based on experiments at the National Insistute of Mental Health, hint hint)

Something your poetry teacher might assign you to write about a particularly inspirational poetry teacher you've had *hint* *hint

Chef who adds just a hint of thyme or rosemary?

Just a hint

Just ___ ... or "Just '___"

Laundry basket of just colors or just whites?

"T-ball is just like baseball, except there's no pitching -- just like the ___" (David Letterman)