careful

from The American Heritage® Dictionary of the English Language, 5th Edition.

• adjective Attentive to potential danger, error, or harm; cautious.
• adjective Thorough and painstaking in action or execution; conscientious.
• adjective Protective; solicitous.
• adjective Full of cares or anxiety.

from The Century Dictionary.

• Full of care or grief; grieving; sorrowful.
• Full of care; anxious; solicitous.
• Filling with care or solicitude; exposing to concern, anxiety, or trouble; care-causing; painful.
• Excited; eager; vehement.
• Attentive to aid, support, or protect; provident: formerly with for, now generally with of, before the object.
• Giving good heed; watchful; cautious: as, be careful to maintain good works; be careful of your conversation.
• Showing or done with care or attention: as, careful consideration.
• Provident, thoughtful, heedful.
• Prudent, wary, etc.
• noun One full of care or sorrow.

from the GNU version of the Collaborative International Dictionary of English.

• adjective Archaic Full of care; anxious; solicitous.
• adjective Filling with care or solicitude; exposing to concern, anxiety, or trouble; painful.
• adjective Taking care; giving good heed; watchful; cautious; provident; not indifferent, heedless, or reckless; -- often followed by of, for, or the infinitive.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective obsolete Full of care or grief; sorrowful, sad.
• adjective obsolete Full of cares or anxiety; worried, troubled.
• adjective Having care (for); attentive to potential danger, error or harm; cautious.
• adjective Conscientious and painstaking; meticulous.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective mindful of the future in spending money
• adjective unhurried and with care and dignity
• adjective full of cares or anxiety
• adjective exercising caution or showing care or attention
• adjective cautiously attentive