How to Say "fullness" in Spanish
The Spanish word for “fullness” is “plenitud” — B2 level.

Examples
A los 40 años, se sentía en la plenitud de su vida profesional.
At 40 years old, he felt in the prime of his professional life.
La luna brillaba en toda su plenitud sobre el océano.
The moon was shining in all its fullness over the ocean.
Alcanzó la plenitud espiritual tras años de meditación.
She reached spiritual wholeness after years of meditation.
Identifying Feminine Words
Words ending in '-tud' are almost always feminine (like 'la salud' or 'la actitud'). This means you use 'la' and matching feminine adjectives like 'plenitud total'.
Abstract vs. Physical Fullness
Use 'plenitud' for abstract ideas like happiness or a career. For physical things like a full glass, use the adjective 'lleno'.
Wrong word for 'full'
Mistake: “Estoy en mi plenitud después de comer mucho.”
Correction: Estoy muy lleno después de comer mucho.
Related Translations
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