spotchange

noun
UK /ˈspɒt.tʃeɪndʒ/
US /ˈspɑːt.tʃeɪndʒ/

A spotchange is a small change you can see in one place.

The teacher noticed a spotchange on the map where the river had moved.


OTHER MEANINGS

2. A change that happens only in one small area.

There was a spotchange in the weather just over the hill.

3. A quick change made on the spot, without planning ahead.

The coach made a spotchange to the team right before the game.

4. A mark or stain that appears suddenly.

A spotchange showed up on his shirt after lunch.