verb/apiˈɲaɾ/
to pack together, squeeze/squash together; to crowd together; to bunch
“Para resultar cierta la cifra municipal habría sido necesario apiñar a 14 personas por metro cuadrado.” — To prove the municipal figure true, it would have been necessary to squeeze 14 people into each square meter.
Synonyms: amontonar, apelotonar
From a- + piña + -ar.