though
[conjunction]
Synonyms:
- although, even if, even though, notwithstanding, while
[adverb]
Synonyms:
- nevertheless, for all that, however, nonetheless, notwithstanding, still, yet

[TahlilGaran] English Synonym Dictionary ▲

I. though¹ S1 W1 /ðəʊ $ ðoʊ/ conjunction

1. used to introduce a statement that makes the main statement coming after it seem surprising, unlikely, or unexpected Synonym : although:
Though she’s almost 40, she still plans to compete.
Pascal went ahead with the experiment even though he knew it was dangerous.
though old/tired etc
The rooms, though small, were pleasant and airy.
old though it is/tired though he was etc
Strange though it may seem, I like housework.

2. used like ‘but’ to add a fact or opinion that makes what you have just said seem less definite, less important etc:
I thought he’d been drinking, though I wasn’t completely sure.
The offenders were dealt with firmly though fairly.

3. as though
a) in a way that makes you think something is true Synonym : as if:
It looks as though everyone else has gone home.
b) in a way that might make you think something was true, although you know it is not true Synonym : as if:
She stared at me as though I were a complete stranger.

[TahlilGaran] Dictionary of Contemporary English ▲

II. though² S1 adverb
[Date: 1200-1300; Language: Old Norse; Origin: tho]
spoken used after adding a fact, opinion, or question which seems surprising after what you have just said, or which makes what you have just said seem less true:
Two heart attacks in a year. It hasn’t stopped him smoking, though.
It sounds like a lot of fun. Isn’t it rather risky though?

[TahlilGaran] Dictionary of Contemporary English ▲

though
conjunction
See note at BUT (but)

[TahlilGaran] Dictionary of Common Errors ▲

though
ðəu
See: as if or as though

[TahlilGaran] English Idioms Dictionary ▲