You can make your own fingerboard, with this mold and wood.
similar - resembling or similar; having the same or some of the same characteristics; often used in combination; suits of like design; a limited circle of like minds; members of the cat family have like dispositions; as like as two peas in a pod; doglike devotion; a dreamlike quality. like.
Example: to, two and too. Homographs are words that are spelled the same but have different meanings. Example: left (past tense of leave) and left (opposite of right). Meditec has compiled a list of sound alike words in the medical field which have different meanings.