intumescency

intumescency - noun

swelling up with blood or other fluids (as with congestion)

the increase in volume of certain substances when they are heated (often accompanied by release of water)

intumescency - thesaurus

Scrabble score = 21

Please note that scrabble only allows seven tiles to be placed at once.

"I ran the trial with a small group of students over three weeks before the summer holidays," she says. "I quickly saw the benefits, and signed up."

King's Leadership Academy, Warrington