marginal

definition: at or constituting a border or edge
example: the marginal strip of beach
speech part: adjective
synonyms: fringy
definition: of questionable or minimal quality
example:
speech part: adjective
synonyms: borderline
definition: producing at a rate that barely covers production costs
example: marginal industries
speech part: adjective
synonyms:
definition: just barely adequate or within a lower limit
example:
speech part: adjective
synonyms: bare

marginal is explained and pronounced

How marginal is being used?