This is the 4800th most frequent Spanish word.
cotizan
"Cotizan" means "they contribute" or "they are quoted/valued" depending on context.
Here, 'cotizan' means 'contribute from their salary' for social welfare purposes, specifically in the sense of economic contribution to public funds.
Los trabajadores cotizan a la seguridad social.
Workers contribute to social security.
Here, 'cotizan' refers to 'being priced or valued' in the context of stock market trading.
En el mercado bursátil, las acciones de esa empresa cotizan a un precio elevado.
In the stock market, that company's shares are traded at a high price.
In this sentence, 'cotizan' involves 'estimating or giving a monetary worth' to an item, indicating its appraised value.