Here are some duo name suggestions for lovers, categorized for different styles and preferences:

Romantic & Classic:

• Heart & Soul: Simple, classic, and universally understood.
• Starlight & Moonbeam: Evocative of romance and nighttime beauty.
• Darling & Dearest: Sweet and affectionate.
• Forever & Always: Emphasizes lasting love and commitment.
• True Love & Devotion: Highlights the depth of their feelings.
• My Love & My Life: Intimate and deeply personal.
• Romeo & Juliet (Modernized): A classic with a modern twist (e.g., Ro & Ju, Romeo & Jules).

Modern & Chic:

• Ember & Ash: Suggests a passionate and enduring connection.
• Nova & Comet: Captures the excitement and energy of new love.
• Indigo & Sky: Evokes a sense of vastness and serenity.
• Zenith & Nadir: Represents the highs and lows of a relationship.
• Rune & Lyric: Mysterious and poetic.
• Echo & Reverberation: Symbolic of a relationship that resonates.

Whimsical & Playful:

• Buttercup & Honey: Sweet and charming.
• Sunshine & Rainbow: Bright and cheerful.
• Giggles & Grins: Lighthearted and fun-loving.
• Sparkle & Shine: Full of energy and joy.
• Twinkle & Toes: Cute and endearing.

Mysterious & Intriguing:

• Shadow & Light: Represents the duality of their relationship.
• Whisper & Storm: Suggests a passionate and unpredictable connection.
• Raven & Dove: A contrast of darkness and light.
• Enigma & Cipher: Mysterious and captivating.

Nature Inspired:

• River & Sea: Flowing and powerful.
• Willow & Oak: Strong and enduring.
• Sun & Moon: Complementary and harmonious.
• Sky & Earth: Grounded yet expansive.

Remember to consider the personalities and preferences of the lovers when making your final selection. You can also combine elements from different categories to create something truly unique.