verb

thank

to thank

I thank you for your help.

I thank you for your help.

We have him to thank for this mess.

We have him to thank for this mess.

((sb.)) ((for sth./-ing)) to express gratitude to (sb.) for (sth.) Thank you for coming.

Synonyms: appreciate, be grateful for

From Old English 'þancian' (to give thanks), related to 'think'. The original idea was 'to hold a good thought' for someone.

You 'think' good thoughts about someone, so you 'thank' them.

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