1. to give shelter or refuge to someone or something
Usage: past tense of harbor
2. to keep or hold in one’s mind, especially negative feelings or thoughts
Usage: past tense of harbor

Examples

• The family harbored refugees during the war.
• She harbored doubts about his honesty.
• The old barn harbored several stray cats.
• He harbored resentment toward his former boss.
• The cave harbored ancient artifacts.
• They harbored hopes of winning the championship.
• The criminal was harbored by his relatives.