“The plants were withered” Adjective or passive?
Please look at the following examples:
a) The plants died. ( an event - intransitive verb)
b) The plants were killed. ( event -passive verb)
c) The plants were dead. ( state - adjective)
d) The plants were withered (state? - adjective?)
e) The plants were withered by the sirocco. (event? - passive)
f) The plants shrank. (event - intransitive verb)
g) The plants were shrunk by the dry wind (event - passive)
h) The plants were shrunken. (state - adjective)
i) “I was bored” - is this a passive or an adjective, an event or a state?
Is it ambiguous, context-dependent or a case of “unmarked-grammar”?