Words to Describe formants

How formants often is described ("________ formants")

• extra
• third
• upper
• proximate
• resonant
• principal
• spurious
• spaced
• grammatical
• anti
• called
• nasal
• legal
• lower
• characteristic
• state
• steady
• higher
• additional
• defined
• fewer
• bandwidth
• variable
• identical
• lexical
• acoustic
• synthetic
• second
• corresponding
• fourth
• low
• lowest
• vocalic
• visible
• oral
• vocal
• weaker
• intense
• distinctive
• separate
• adjacent
• first
• associated
• dominant
• descriptive
• derivational
• weak
• prominent
• individual
• fifth
• verbal
• diphthong