is a helpful tool is a helping is a herb is a herbaceous is a herbaceous perennial is a herbal is a herbicide is a herbivore is a herculean is a herd is a hereditary is a heritage is a hermaphrodite is a hero is a heroic is a heroin is a heteroaryl is a heterocycle is a heterocyclic is a heterodimer is a heterogeneous is a hexagonal is a hidden is a hidden gem is a hidden treasure is a hideous is a hierarchical is a hierarchy is a high is a high chance is a high concentration is a high cost is a high degree is a high demand is a high density is a high energy is a high frequency is a high level is a high molecular weight is a high performance is a high price is a high priority is a high probability is a high profile is a high quality is a high risk is a high school is a high school student is a high speed is a high tech is a high temperature is a high-energy is a high-level is a high-quality is a high-ranking is a high-risk is a high-speed is a high-tech is a high-value is a higher is a higher education is a higher level is a highland is a highlight is a highly is a highly addictive is a highly competitive is a highly complex is a highly concentrated is a highly controversial is a highly decorated is a highly developed is a highly effective is a highly qualified is a highly reactive is a highly recommended is a highly regarded is a highly regulated is a highly selective is a highly sensitive is a highly skilled is a highly sophisticated is a highly sought is a highly specialized is a highly toxic is a highly trained is a highly unusual is a highly versatile is a highway is a hike is a hiking is a hill is a hilly is a him is a hindered is a hindi is a hindrance is a hindu is a hindu temple