Synonyms and antonyms of Not able to think clearly in American Thesaurus

confused (adjective)

unable to understand something or think clearly about it

bewildered (adjective)

confused and not certain what to do

perplexed (adjective)

confused because you cannot understand something

dazed (adjective)

unable to think clearly or understand what is happening because you are surprised, upset, tired, or have been hit on the head

spaced (adjective)

informal slightly confused and unable to concentrate, for example because you are tired

foggy (adjective)

confused because you cannot think or see clearly

disoriented (adjective)

confused about where you are or what direction you are moving in

beside yourself ()

unable to think clearly because you are very angry, upset, or excited

at a loss (to do something) ()

confused and not knowing what to do

can’t think straight ()

to be unable to consider things carefully or correctly

404 (adjective)

very informal if someone is 404 they are completely confused and have no idea about what to do

addled (adjective)

not able to think clearly

all at sea (mainly British)

mainly British confused and not certain what to do

(all) hot and bothered ()

upset and confused, for example because you have too much to do

at your wits’ end ()

so worried and tired because of your problems that you cannot think of any more ways of solving them

bedazzled (adjective)

literary very impressed and slightly confused by something

befuddled (adjective)

very confused, and unable to think clearly

bemused (adjective)

confused

be out of your head ()

to be unable to think clearly, especially because of having taken drugs or drunk too much alcohol

cannot see/think straight ()

to be unable to see or think clearly

cloudy (adjective)

confused

delirious (adjective)

medical talking or thinking in a confused way because you are sick

disconcerted (adjective)

feeling worried, confused, or surprised

disorientated (adjective)

British disoriented

disoriented (adjective)

unable to think clearly or make sensible decisions

distracted (adjective)

not able to concentrate on something

distraught (adjective)

extremely worried, upset, or confused

dizzy (adjective)

feeling or making you feel excited or confused, especially because everything is changing very fast

flummoxed (adjective)

extremely confused

flustered (adjective)

feeling confused, embarrassed, or nervous, especially because you have too much to do or too little time to do something

fuddled (adjective)

informal unable to think clearly

harassed (adjective)

upset and confused because you do not have enough time or energy to do all the things that you need to do

in a daze ()

not concentrating, thinking clearly, or understanding what is happening around you

in a stew ()

very nervous, worried, or confused about something

in a tizzy ()

feeling very nervous or confused

mixed up (adjective)

confused

non compos mentis (adjective)

often humorous unable to think clearly, for example because of being drunk

nonplussed (adjective)

so surprised and confused that you do not know what to do or say

not know whether to laugh or cry ()

to feel confused and not know what to do when something bad happens, usually something unexpected

not know whether you’re coming or going ()

to feel very confused, usually because you have too many things to deal with

off balance ()

surprised, upset, or confused by something

on the edge ()

so unhappy or confused that you are close to doing something silly or becoming mentally ill

punch-drunk (adjective)

confused because you have not had enough sleep, or are in a very difficult situation

punchy (adjective)

American punch-drunk

puzzled (adjective)

confused because you cannot understand something

scatterbrained (adjective)

informal not thinking in an organized way and often forgetting or losing things

screwed up (adjective)

informal feeling very upset, unhappy, or confused, especially as a result of a bad experience

someone can’t see the forest for the trees ()

used for saying that someone is so worried about small details that they do not see the most basic and important features of a situation. The British phrase is can’t see the wood for the trees.

spacey (adjective)

informal a little confused and unable to concentrate, for example because you are very tired

stupefied (adjective)

unable to think clearly, for example because of the effect of drugs

uncomprehending (adjective)

formal unable to understand what is being said or done

unsettled (adjective)

nervous, confused, or upset

vexed (adjective)

old-fashioned annoyed, confused, or worried