shrill

Adjective

• of colors that are bright and gaudy
  • a shrill turquoise
    

• being sharply insistent on being heard
  • strident demands
    
  • shrill criticism
    

• having or emitting a high-pitched and sharp tone or tones
  • a shrill whistle
    
  • a shrill gaiety
    

Verb

• utter a shrill cry

Related words

• Synonyms: 
  strident , sharp , shriek , pipe up , pipe