Synonyms for Hubba-hubba:

• n.

  •clamor (noun)
  • ferment,
  • bustle,
  • exclamation,
  • blare,
  • ruckus,
  • uproar,
  • hurly-burly,
  • hassle,
  • hubbub,
  • brouhaha,
  • babel,
  • pandemonium,
  • racket,
  • to-do,
  • remonstrance,
  • agitation,
  • shout,
  • upheaval,
  • shouting,
  • discord,
  • row,
  • hoo-ha,
  • tumult,
  • turmoil,
  • hullabaloo,
  • din,
  • protesting,
  • convulsion,
  • complaint,
  • buzz.
  •endorsement (noun)
  • warrant,
  • permission,
  • Championing,
  • signature,
  • backing,
  • favor,
  • okay,
  • ratification,
  • stroke,
  • sanction,
  • go-ahead,
  • confirmation,
  • advocacy,
  • affirmation,
  • recommendation,
  • approval,
  • approbation,
  • qualification,
  • commercial,
  • fiat,
  • green light.
  •outcry (noun)
  • objection,
  • flak,
  • outburst,
  • screech,
  • upturn,
  • howl,
  • cry,
  • yell,
  • protest,
  • up turn,
  • commotion.
  •rumpus (noun)
  • donnybrook,
  • fuss,
  • disturbance,
  • rhubarb,
  • fracas.
  •vociferation (noun)
  • hue and cry.

• Other synonyms:

  •n.
  • clamor,
  • clinker,
  • countersignature,
  • endorsement,
  • lament,
  • noise,
  • outcry,
  • rumpus,
  • seal of approval,
  • superscription,
  • vociferation,
  • commercials,
  • countersignatures,
  • TODO,
  • counter-signature,
  • clinkers,
  • hooha,
  • subscription to,
  • the nod,
  • to do,
  • pat on back.

Antonyms for Hubba-hubba:

• n.

  • clamor
    quiet, order, peace, silence, calm, harmony, agreement.
  • endorsement
    disfavor, denial, veto, disapproval, refusal, opposition, censure, rejection.
  • outcry
    praise, approval, acceptance.
  • rumpus
    tranquility, calmness.
  • vociferation
    happiness, contentedness.