Tongue-tied

I may seem confident, but I get extremely nervous speaking in front of people. My hands tremble, I get all tongue-tied, and sometimes I don't even know what I'm saying myself.

I got all tongue-tied when she spoke to me.

Due to excitement, I became tongue-tied.

I get tongue-tied in front of you.

Aghast I stood, tongue-tied, with stiffening hair.

Tom gets tongue-tied when he's tired.

But it ſeemes to mee that Dauid meeneth cheefly, that among the blaſphemies of his foes wherewith they endeuered too ouerwhelme hys Faythe, he himſelfe was not tungtyde: but rather lifted vp his voyce vnto God, whom the vngodly ſurmiſed to haue bin turned against him.

My toung-tide Muſe in manners holds her ſtill, / While comments of your praiſe richly compil'd, / Reſerue their Character with goulden quill, / And precious phraſe by all the Muſes fil'd.

[…] Appius [Claudius Caecus] in trumping and taunting manner, gave out and ſaid, That they vvere beholden to him, and might con^([sic – meaning on?']) him thank, that of a dumb and tongue-tied Conſul they had one novv, that vvas ſo ready and eloquent: […]

And he [Aesop] was not only Unhappy in the moſt ſcandalous Figure of a Man that ever was heard of; but he was in a manner Tongue-Ty'd too, by ſuch an Impediment in his ſpeech, that People could very hardly underſtand what he ſaid.