Hallucinations
making up words (neologisms)
imagining something in your environment that isn't really there
disorganised speech
Believing things that aren't real
Lack of speech
social withdrawal
avolition
affective flattening
not holding a conversation, or being easily distracted
A lack of an emotional response
alogia
asocial
involuntary or repetitive movements
delusions
lack of interest in hobbies
repetition of words (echolalia)
Lack of motivation to do things with an end goal
abnormal motor skills
anhedonia