The answer is:
If you already solved this puzzle and are looking for the other puzzles from today then head over to 4 Pics 1 Word Daily Answers.
Spell (n.) — A spelk, or splinter.
Spelled (imp. & p. p.) — of Spell
Spelling (p. pr. & vb. n.) — of Spell
Spell (v. t.) — To supply the place of for a time; to take the turn of, at work; to relieve; as, to spell the helmsman.
Spell (n.) — The relief of one person by another in any piece of work or watching; also, a turn at work which is carried on by one person or gang relieving another; as, a spell at the pumps; a spell at the masthead.