Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
However, David McCallum appearing less does make the show more believable.
Source: https://screenrant.com/ncis-donald-mallard-david-mccallum-appearances-limited-reason/
NCIS' tribute to David McCallum airs Monday, February 19th.
Source: https://comicbook.com/tv-shows/news/ncis-reveals-how-theyll-address-david-mccallums-death/