You searched for: “throes
throe (s) (noun), throes (pl)
1. A violent spasm or pang; paroxysm: The throes of childbirth lasted for many hours during the night.
2. A sharp attack of emotion: Meg was in the throes of sorrow due to the loss of her favorite aunt.
3. Any violent convulsion or struggle: A throe can be a condition of an agonizing struggle or trouble.

A country can be in the throes of an economic collapse.

Janet was told about the throes, or the agony of the death or her sister.
4. Etymology: from Middle English throwe, perhaps an alteration of thrawe, from Old English thrawu, genitive of thrah, "pain, affliction".

Although this word, throe, is NOT related directly to this algesi- family, it is applicable in meaning.

throes, throws, throws
throes (THROHZ) (noun)
Difficult or painful struggles: "She was in the throes of sorrow due to the loss of her favorite aunt."
throws (THROHZ) (verb)
1. To cast or to toss from one individual to another: "He throws a fast ball when he is on the pitcher's mound.
2. To cause or to create: "The sun throws long shadows across the land at the end of the day."
throws (THROHZ) (noun)
A light blanket or covering for a piece of furniture: "The new throws on the chairs in the front room look bright and fresh."

I noticed that her throes of sadness happened every day just as the sun throws a shadow across the window.