acquiesçable

Il acquiesce.

He acquiesced.

Elle a acquiescé.

And she nodded, “yah”.

J'avais acquiescé.

I nodded.

Il acquiesce encore.

It helps to look helpless.

Je ne pus qu’acquiescer.

But not a line, not a name . . . not the slightest allusion has appeared”.

Le copilote a acquiescé.

The first officer acknowledged.

donner son acquiescement

to assent

Vous acquiescez, parfait!

You are nodding - perfect!