Fill in the blanks for these highlighted questions.
Will give the brainliest.

(a) Practise.
"Practice" is a noun and "practise" is the verb.
(b) Practice
(c) Principle
(d) Stationery
"Stationery" is the noun (writing materials and other supplies) and "Stationary" is an adjective (not moving)
(f) Principal
(h) Stationary