Names #278, #351 · Viṣṇu Sahasranāma
ऋद्धःṛddhaḥ
Riddha — appears 2 times in the stotram, each with its own meaning
Name #278
Full and flourishing — the cosmos is his abundance
From shloka 30 · chapter Varāha
ओजस्तेजोद्युतिधरः प्रकाशात्मा प्रतापनः ।
ऋद्धः स्पष्टाक्षरो मन्त्रश्चन्द्रांशुर्भास्करद्युतिः ॥
ojastejodyutidharaḥ prakāśātmā pratāpanaḥ
ṛddhaḥ spaṣṭākṣaro mantraścandrāṃśurbhāskaradyutiḥ
Also in this shloka: ojastejodyutidharaḥ · prakāśātmā · pratāpanaḥ · spaṣṭākṣaraḥ · mantraḥ · candrāṃśuḥ · bhāskaradyutiḥ
Name #351
Ever-expanding as the cosmos
From shloka 38 · chapter Narasiṃha
पद्मनाभोऽरविन्दाक्षः पद्मगर्भः शरीरभृत् ।
महर्द्धिरृद्धो वृद्धात्मा महाक्षो गरुडध्वजः ॥
padmanābho'ravindākṣaḥ padmagarbhaḥ śarīrabhṛt
maharddhirṛddho vṛddhātmā mahākṣo garuḍadhvajaḥ
Also in this shloka: padmanābhaḥ · aravindākṣaḥ · padmagarbhaḥ · śarīrabhṛt · maharddhiḥ · vṛddhātmā · mahākṣaḥ · garuḍadhvajaḥ