retard
/rɪˈtɑrd/
verb
- To slow down the progress, development, or growth of something.
- Cold weather can retard the growth of plants.
- The heavy traffic retarded our arrival by nearly an hour.
- Lack of funding may retard the construction of the new school.
Antonyms
noun
- A person with an intellectual disability (now considered offensive and outdated).
- Using the word 'retard' as an insult is hurtful and unacceptable.
- Many advocacy groups have worked to eliminate the word 'retard' from common use.
- The term 'retard' is no longer used in respectful medical or social contexts.