1spare 
/ˈspeɚ/ adjective
spar·er; spar·est /ˈspeɚ/ adjective 1 always used before a noun a : kept as something extra that can be used if it is needed
▪ a spare pair of gloves ▪ spare parts ▪ I keep a spare set of keys in my desk. ▪ a spare bedroom [=an extra bedroom where guests can sleep] — see also spare tire
b : available to be used in whatever way you want
▪ He likes to ski in his spare time. [=his free time; the time when he is not working]
c : not needed by you and available to be shared or given to someone else
▪ Do you have any spare cash/change? [=any extra cash/change that you could give to me] 2 : somewhat thin
▪ He has a spare frame. ▪ He was tall and spare. 3 : simple or plain
▪ I like her spare style of writing.
▪ a spare pair of gloves ▪ spare parts ▪ I keep a spare set of keys in my desk. ▪ a spare bedroom [=an extra bedroom where guests can sleep] — see also spare tire
b : available to be used in whatever way you want
▪ He likes to ski in his spare time. [=his free time; the time when he is not working]
c : not needed by you and available to be shared or given to someone else
▪ Do you have any spare cash/change? [=any extra cash/change that you could give to me]
▪ He has a spare frame. ▪ He was tall and spare.
▪ I like her spare style of writing.
going spare
Brit, informal : not being used : available for someone to use
▪ land that is going spare
▪ land that is going spare
go spare
Brit, informal : to become very angry or upset
▪ My dad went spare when he found out what I'd done.
▪ My dad went spare when he found out what I'd done.
— spare·ly adverb
▪ a sparely decorated room
▪ a sparely decorated room
— spare·ness noun [noncount]
▪ the spareness of her writing
▪ the spareness of her writing
