Halogen, Helium and hydrogen are science words. They begin with the letter H.
some scientific words that start with the letter "H" are hypothesis or the hierarchy of biological organization witch goes in order. 1:Atom,2:Molecule,3:Cell,4:Tissue,5:Organ,6:Organ system,7:Organism. Those are all i know.
Some healthy words that start with H are:helpfulnessH2Ohobbieshand washinghopehappiness (smile)
· heartbreaking
happiness
Some words that start and end with letter H are:harshhashhashishhatchhathheathhighhitchhoochhurrahhushhutch
hurricanes
HelpfulHistoricalHistory
Handsome, Humane, Hospitable
handmadehilarioushorrible
Happy
Here are some positive words that start with 'h': happy, hopeful, harmonious, and healthy.
horny