Tost vs Tot - What's the difference?

As a verb tost

is (obsolete) (toss).

thunder.

(head)

(obsolete) (toss)

* Sir William Scott, , 1810

A wanderer, here by fortune tost

* * ----

(en noun)

A small child.

He learned to run when he was just a tot .

A measure of spirits, especially rum.

* 1897: Mary H. Kingsley, Travels in West Africa

Then I give them a tot of rum apiece, as they sit huddled in their blankets.

* 1916: Siegfried Sassoon, The Working Party

And tot of rum to send him warm to sleep.

(UK, dialect, dated) A foolish fellow.

(Halliwell)

Shortening of

To sum or total.

* tot up