thank

thank /ˈθæŋk/ verb
thanks; thanked; thanking
thank
/ˈθæŋk/
verb
thanks; thanked; thanking
Britannica Dictionary definition of THANK
[+ object]
: to tell (someone) that you are grateful for something that he or she has done or given

have (someone or something) to thank for (something)

— used to say that someone or something is responsible for something

thank God/goodness/heaven(s)/the Lord

— used to express happiness or relief that something did or did not happen

thank you

1 
— used to thank someone
— often + for
2 
— used to politely accept or refuse an offer
3 
— used to tell someone in a somewhat annoyed way that you do not want help or advice