deadlocked vs stalemated

deadlocked and stalemated both are adjectives.

Word	Noun	Adjective	Verb	Adverb
deadlocked	No	Yes	No	No
stalemated	No	Yes	No	No

As adjectives, deadlocked and stalemated are synonyms defined as:

deadlocked and stalemated: at a complete standstill because of opposition of two unrelenting forces or factions

deadlocked (adjective)	stalemated (adjective)
at a complete standstill because of opposition of two unrelenting forces or factions	at a complete standstill because of opposition of two unrelenting forces or factions