Question

I was too unwell to work yesterday so I called in sick.

Accepted Answer

(intransitivehttps://en.wiktionary.org/wiki/Appendix:Glossary#intransitive) To communicatehttps://en.wiktionary.org/wiki/communicate with a base etc, by telephonehttps://en.wiktionary.org/wiki/telephone.

Sentence	I was too unwell to work yesterday so I called in sick.
Definition	( intransitive https://en.wiktionary.org/wiki/Appendix:Glossary#intransitive ) To communicate https://en.wiktionary.org/wiki/communicate with a base etc, by telephone https://en.wiktionary.org/wiki/telephone .

I Unwell Work Yesterday Called Sick Base