| hot-setting adhesive | perekat perlu panas | perekat perlu panas | perekat perlu panas | Perhutanan |
| necessary conditions | syarat perlu | Tiada | syarat perlu | Perubatan |
| plant essential nutrients | hara esensial tanaman | nutrien perlu tumbuhan | nutrien perlu tumbuhan | Pertanian |
| light demander | suka cahaya | suka cahaya;perlu cahaya | suka cahaya;perlu cahaya | Perhutanan |
| essential chemical element | unsur kimia esensial | unsur kimia perlu | unsur kimia perlu | Pertanian |
| essential amino acid | asam amino esensial | asid amino perlu | asid amino perlu | Kimia |
| essential fatty acid | asam lemak esensial | asid lemak perlu | asid lemak perlu | Penternakan |
| essential amino acid | asam amino esensial | asid amino perlu | asid amino perlu | Penternakan |
| nonessential amino acid | asam amino nonesensial | asid amino tak perlu | asid amino tak perlu | Penternakan |
| semi essential amino acid | asam amino semi-esensial | asid amino separa perlu | asid amino separa perlu | Penternakan |