Count off and Call out

Count off verb - Call in turn from right to left or from back to front numbers that determine some position or function.

Call out and count off are semantically related. In some cases you can use "Call out" instead a verb "Count off".

Call out verb - Utter aloud; often with surprise, horror, or joy.

Count off and call out are semantically related. Sometimes you can replace term "Count off" with "Call out", this phrasal verbs are similar.