Basal
Part of speech: adjective
Definition: Relating to, or forming, the base, or point of origin. In a phylogenetic tree, being a group, or member of a group, which diverged earlier.
Part of speech: noun
Definition: Any basal structure or part
Basic
Part of speech: noun
Definition: A necessary commodity, a staple requirement.An elementary building block, e.g. a fundamental piece of knowledge.basic training.
Part of speech: adjective
Definition: necessary, essential for life or some process.elementary, simple, fundamental, merely functional.Of or pertaining to a base; antonym of acidic
Example sentence: The most basic question is not what is best, but who shall decide what is best.